# Bug Bounty Program
# Scope
Issues that can lead to substantial loss of money, critical bugs like a broken live-ness condition, blocking upgrade system, irreversible loss of funds, or enforced exodus mode.
# Assumptions
In order to be eligible for the bug bounty, a bug should adhere to the security assumptions of zkSync. You can read more about them here (opens new window).
# Disclosure Policy
Let us know as soon as possible upon discovery of a potential security issue.
Provide us a reasonable amount of time to resolve the issue before any disclosure to the public or a third party.
# The wrong way to disclose
The following actions will make you ineligible for the bug bounty program:
- Filing a public issue about the vulnerability
- Testing the vulnerability on mainnet or testnet
# The right way to disclose
Please email us at security@zksync.io. We appreciate detailed information about confirming or fixing the vulnerability. If possible, please use the PGP key below to encrypt the message.
# Exclusions
- Already known vulnerabilities.
- Vulnerabilities in code not leading to funds lost or frozen.
- Vulnerabilities not related to smart contracts or cryptography used by the protocol.
# Eligibility
- You must be the first reporter of the vulnerability
- You must be able to verify a signature from the same address
- Provide enough information about the vulnerability
# Bounty Payout
For severe cases involving a total loss of funds, we will pay a bounty of $500,000.
# Contact
Please submit all your requests here: security@zksync.io.
# PGP Key
The following PGP key may be used to communicate sensitive information to developers:
Fingerprint: 5FED B2D0 EA2C 4906 DD66 71D7 A2C5 0B40 CE3C F297
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